Fix sed error
Merge pull request #129 from olafc/master

-fixed syntax error
Fix CI errors
Adding current apps sources to CI prepare
Update info.xml
fix classpath error
Fix PHP warnings

see issue #134
move db check to first position, see

affects #122 and #91
More debug information on db util classs
Better error handling

see #134
Fix PHP error
Update README.md
Update README.md
Fix db util error
Improve db check
Renaming of classes
Code cleanup
more logging information
Adding  db error msg
fixing db check